* {
  box-sizing: border-box;
  margin: 0;
}
.container {
  margin: 250px auto;
  width: 400px;
}
.container .henXian {
  width: 100%;
  height: 4px;
  background-color: #999;
}
.container .henXian .henXian2 {
  background-color: blue;
  height: 100%;
  width: 0;
}
.container .progress {
  transform: translateY(-17px);
  display: flex;
  justify-content: space-between;
}
.container .progress .circle {
  width: 30px;
  height: 30px;
  border: 4px solid #999;
  border-radius: 50%;
  text-align: center;
  z-index: 1;
  background-color: #efefef;
}
.container .progress .active {
  border-color: blue;
  transition: all 0.5s;
}
.container .button1 {
  display: flex;
  padding: 30px 50px;
  justify-content: space-between;
}
.container .button1 .btn_style {
  background-color: #1cc3bd;
  width: 40px;
  height: 25px;
  text-align: center;
  line-height: 25px;
  border-radius: 5px;
  cursor: pointer;
  border: 0px;
}
